/*
 * Copyright 2019 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.dmn.feel.lang.impl;

import java.util.Map;

/**
 * Execution Frame interface represents a
 * stack frame on the FEEL runtime
 */
public interface ExecutionFrame {

    Object getValue(String symbol);

    boolean isDefined(String symbol);

    void setValue(String symbol, Object value);

    Map<String, Object> getAllValues();

    void setRootObject(Object v);

    Object getRootObject();
}
